Add 35/98 and 72/90
35/98 + 72/90 is 81/70.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 98 and 90 is 4410
Next, find the equivalent fraction of both fractional numbers with denominator 4410 - For the 1st fraction, since 98 × 45 = 4410,
35/98 = 35 × 45/98 × 45 = 1575/4410 - Likewise, for the 2nd fraction, since 90 × 49 = 4410,
72/90 = 72 × 49/90 × 49 = 3528/4410 - Add the two like fractions:
1575/4410 + 3528/4410 = 1575 + 3528/4410 = 5103/4410 - 5103/4410 simplified gives 81/70
- So, 35/98 + 72/90 = 81/70
In mixed form: 111/70
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Related: 70/98+72/90